1.

Calcium carbonate is decomposed on heating in the following reaction CaCO_(3)rarrCaO+CO_(2) i. How many moles of Calcium carbonate are involved in this reaction? ii.Calculate the gram molecular mass of calcium carbonate involved in this reaction. iii. How many moles of CO_(2) are there in this reaction?

Answer»

Solution :`CaCO_(3)rarr CaO+CO_(2)`
i. 1mole of `CaCO_(3)` is INVOLVED in this reaction.
ii. Gram molecular mass of calcium carbonate
`CaCO_(3)=(40+12+3xx16)=52+48`
`=100G`
III. 1 mole of `CO_(2)` is in this equation.


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